Home / 67,237.40-100,856.10-64,175.60

Finding the Fourth Proportional to 67,237.40, 100,856.10 and 64,175.60

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Solution

The fourth proportional to 67,237.40, 100,856.10 and 64,175.60 is: 96,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,237.40 : 100,856.10 = 64,175.60 : x
  2. Step 2: Convert to fraction form
    67,237.40/100,856.10 = 64,175.60/x
  3. Step 3: Cross multiply
    67,237.40x = 100,856.10 × 64,175.60
  4. Step 4: Simplify right side
    67,237.40x = 6,472,500,731.16
  5. Step 5: Solve for x
    x = 6,472,500,731.16/67,237.40
  6. Step 6: Final answer
    x = 96,263.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.